BusinessAugust 10, 2026

hexadecimal

HEKS-uh-des-ih-muhl

Definition

A base-16 numeral system that uses sixteen distinct symbols (0-9 and A-F) to represent values, commonly used in computing for low-level memory addressing.

Etymology

Derived from the Greek 'hex' (six) and the Latin 'decimus' (tenth). It was adopted into technical English to describe a numbering system that combines six and ten to create a base of sixteen.

In the news

The article uses the term to describe how C2 malware masks its command codes and obfuscates network traffic through hexadecimal representations. Understanding this helps security researchers decode malicious communications.

The Permanent Threat: Analyzing Aeternum’s Blockchain-Based C2 Operations and Communications

Read the full article ↗

Unit 42

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